diff --git a/include/zh_bh1750.h b/include/zh_bh1750.h
index 52026f3..5a4966e 100644
--- a/include/zh_bh1750.h
+++ b/include/zh_bh1750.h
@@ -76,10 +76,8 @@ extern "C"
      * @return
      *              - ESP_OK if read was success
      *              - ESP_ERR_INVALID_ARG if parameter error
-     *              - ESP_ERR_NOT_FOUND if BH1750 is not initialized
-     *              - ESP_FAIL if sending command error or slave has not ACK the transfer
-     *              - ESP_ERR_INVALID_STATE if I2C driver not installed or not in master mode
-     *              - ESP_ERR_TIMEOUT if operation timeout because the bus is busy
+     *              - ESP_ERR_NOT_FOUND if sensor is not initialized
+     *              - ESP_ERR_INVALID_RESPONSE if I2C driver error
      */
     esp_err_t zh_bh1750_read(float *data);
 
@@ -95,10 +93,8 @@ extern "C"
      * @return
      *              - ESP_OK if adjust was success
      *              - ESP_ERR_INVALID_ARG if parameter error
-     *              - ESP_ERR_NOT_FOUND if BH1750 is not initialized or auto adjust is enabled
-     *              - ESP_FAIL if sending command error or slave has not ACK the transfer
-     *              - ESP_ERR_INVALID_STATE if I2C driver not installed or not in master mode
-     *              - ESP_ERR_TIMEOUT if operation timeout because the bus is busy
+     *              - ESP_ERR_NOT_FOUND if sensor is not initialized or auto adjust is enabled
+     *              - ESP_ERR_INVALID_RESPONSE if I2C driver error
      */
     esp_err_t zh_bh1750_adjust(const uint8_t value);
 
diff --git a/version.txt b/version.txt
index e6d5cb8..e4c0d46 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.0.2
\ No newline at end of file
+1.0.3
\ No newline at end of file
diff --git a/zh_bh1750.c b/zh_bh1750.c
index 9a00675..85ca4f7 100644
--- a/zh_bh1750.c
+++ b/zh_bh1750.c
@@ -113,8 +113,8 @@ REPEATE:;
 #endif
     if (esp_err != ESP_OK)
     {
-        ESP_LOGE(TAG, "BH1750 read fail. I2C driver error.");
-        return esp_err;
+        ESP_LOGE(TAG, "BH1750 read fail. I2C driver error at line %d.", __LINE__);
+        return ESP_ERR_INVALID_RESPONSE;
     }
     vTaskDelay(_time / portTICK_PERIOD_MS);
 READ:
@@ -132,8 +132,8 @@ READ:
 #endif
     if (esp_err != ESP_OK)
     {
-        ESP_LOGE(TAG, "BH1750 read fail. I2C driver error.");
-        return esp_err;
+        ESP_LOGE(TAG, "BH1750 read fail. I2C driver error at line %d.", __LINE__);
+        return ESP_ERR_INVALID_RESPONSE;
     }
     uint32_t raw_data = sensor_data[0] << 8 | sensor_data[1];
     if (raw_data == 65535 || raw_data == 0)
@@ -204,8 +204,8 @@ esp_err_t _adjust(const uint8_t value)
     i2c_cmd_link_delete(i2c_cmd_handle);
     if (esp_err != ESP_OK)
     {
-        ESP_LOGE(TAG, "BH1750 adjust fail. I2C driver error.");
-        return esp_err;
+        ESP_LOGE(TAG, "BH1750 adjust fail. I2C driver error at line %d.", __LINE__);
+        return ESP_ERR_INVALID_RESPONSE;
     }
     i2c_cmd_handle = i2c_cmd_link_create();
     i2c_master_start(i2c_cmd_handle);
@@ -220,8 +220,8 @@ esp_err_t _adjust(const uint8_t value)
 #endif
     if (esp_err != ESP_OK)
     {
-        ESP_LOGE(TAG, "BH1750 adjust fail. I2C driver error.");
-        return esp_err;
+        ESP_LOGE(TAG, "BH1750 adjust fail. I2C driver error at line %d.", __LINE__);
+        return ESP_ERR_INVALID_RESPONSE;
     }
     if (_init_config.work_mode == CONTINUOUSLY)
     {